42920303 has 2 divisors, whose sum is σ = 42920304. Its totient is φ = 42920302.

The previous prime is 42920287. The next prime is 42920309. The reversal of 42920303 is 30302924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42920303 - 2⁴ = 42920287 is a prime.

It is a super-2 number, since 2×42920303² = 3684304819223618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42920309) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21460151 + 21460152.

It is an arithmetic number, because the mean of its divisors is an integer number (21460152).

Almost surely, 2^42920303 is an apocalyptic number.

42920303 is a deficient number, since it is larger than the sum of its proper divisors (1).

42920303 is an equidigital number, since it uses as much as digits as its factorization.

42920303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 42920303 is about 6551.3588666780. The cubic root of 42920303 is about 350.1232300767.

The spelling of 42920303 in words is "forty-two million, nine hundred twenty thousand, three hundred three".